195734047 has 2 divisors, whose sum is σ = 195734048. Its totient is φ = 195734046.

The previous prime is 195734023. The next prime is 195734057. The reversal of 195734047 is 740437591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195734047 - 2⁷ = 195733919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195734057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97867023 + 97867024.

It is an arithmetic number, because the mean of its divisors is an integer number (97867024).

Almost surely, 2^195734047 is an apocalyptic number.

195734047 is a deficient number, since it is larger than the sum of its proper divisors (1).

195734047 is an equidigital number, since it uses as much as digits as its factorization.

195734047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 195734047 is about 13990.4984543082. The cubic root of 195734047 is about 580.6157224613.

The spelling of 195734047 in words is "one hundred ninety-five million, seven hundred thirty-four thousand, forty-seven".